Joe Weller has instigated a conflict over water rights between two ranchers. The idea is to have the ranchers do each other in then move in and take over. Hoppy and the good guys won't let this happen.
| Actor | Role |
|---|---|
 William BoydHopalong Cassidy | Hopalong Cassidy |
 Andy ClydeCalifornia Carlson | California Carlson |
 Russell HaydenLucky Jenkins | Lucky Jenkins |
 Margaret HayesMyra Woods | Myra Woods |
 Sarah PaddenMa Harriet Woods | Ma Harriet Woods |
 Stanley AndrewsGeorge Davidson | George Davidson |
 Morris AnkrumWeiler, Davidson's Foreman | Weiler, Davidson's Foreman |
 Cliff NazarroNosey Haskins | Nosey Haskins |
 James SeayWoods Cowboy Hank | Woods Cowboy Hank |
 Weldon HeyburnLead Henchman | Lead Henchman |
 Eddy WallerWoods Cowboy Jim Stark | Woods Cowboy Jim Stark |
 Morgan WallaceSheriff Collins | Sheriff Collins |
 Philip Van ZandtShell Game Operator | Shell Game Operator |
 Bill NestellBlacksmith | Blacksmith |
 Henry WillsJim | Jim |
 Ted WellsBill, Woods hand who quits | Bill, Woods hand who quits |
 Dick DickinsonTelegraph Operator | Telegraph Operator |
| CCurley DresdenBlack-Haired Henchman at Railroad Station | Black-Haired Henchman at Railroad Station |
| AArt FelixHenchman | Henchman |
| JJohn BeachRanch Hand | Ranch Hand |
| WWen WrightRanch Hand | Ranch Hand |